9.3
CRITICAL
CVE-2009-0091
Microsoft .NET Framework Type Verification Remote Code Execution Vulnerability
Description

Microsoft .NET Framework 2.0, 2.0 SP1, and 3.5 does not properly enforce a certain type-equality constraint in .NET verifiable code, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (XBAP), (2) a crafted ASP.NET application, or (3) a crafted .NET Framework application, aka "Microsoft .NET Framework Type Verification Vulnerability."

INFO

Published Date :

Oct. 14, 2009, 10:30 a.m.

Last Modified :

Dec. 7, 2023, 6:38 p.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

10.0

Exploitability Score :

8.6
Affected Products

The following products are affected by CVE-2009-0091 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Microsoft windows_7
2 Microsoft windows_server_2008
3 Microsoft .net_framework
4 Microsoft windows_2000
5 Microsoft windows_server_2003
6 Microsoft windows_vista
7 Microsoft windows_xp
: Total Affected Vendor : 1 | Products : 7
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2009-0091.

URL Resource
http://www.us-cert.gov/cas/techalerts/TA09-286A.html US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-061
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6451

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2009-0091 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2009-0091 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CPE Deprecation Remap by [email protected]

    Feb. 26, 2019

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:microsoft:windows_server_2003:*:sp2:x64:*:*:*:*:* OR *cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Feb. 26, 2019

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:microsoft:windows_server_2003:*:sp2:itanium:*:*:*:*:* OR *cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Oct. 30, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:microsoft:windows_7:-:-:x86:*:*:*:*:* OR *cpe:2.3:o:microsoft:windows_7:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Oct. 30, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:microsoft:windows_7:-:-:x64:*:*:*:*:* OR *cpe:2.3:o:microsoft:windows_7:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Oct. 30, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:microsoft:windows_7:-:-:x32:*:*:*:*:* OR *cpe:2.3:o:microsoft:windows_7:-:-:x86:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Oct. 30, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:microsoft:windows_server_2008:-:sp2:x32:*:*:*:*:* OR *cpe:2.3:o:microsoft:windows_server_2008:-:sp2:x86:*:*:*:*:*
  • CVE Modified by [email protected]

    Oct. 12, 2018

    Action Type Old Value New Value
    Removed Reference http://www.microsoft.com/technet/security/Bulletin/MS09-061.mspx [Patch, Vendor Advisory]
    Added Reference https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-061 [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 29, 2017

    Action Type Old Value New Value
    Removed Reference http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:6451 [No Types Assigned]
    Added Reference https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6451 [No Types Assigned]
  • Initial Analysis by [email protected]

    Oct. 14, 2009

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2009-0091 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2009-0091 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

50.82 }} -7.53%

score

0.97583

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability
: